Ontologia

Commune · TZA

Kirwa Keni

Tanzania

CfbTemperate, no dry season, warm summer(47 %)

Species observed

38

Observations

44

Area

45,8km²

Ecological tissue

Sample of 11 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Kirwa Keni : 11 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 6 interactions GloBI sur 3 types (connectance 10.9%, filtre Serrano α=0.2).

Espèces affichées
11
Interactions affichées
6
Connectance
0.109
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

38 distinct species · 44 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

44 obs · 2 cellules
Obs. / cellule
≥ 22
22–21
22–21
22–21
< 22

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

13,6°C

Annual rain

1 621mm

Warmest m°

20,0°C

Coldest m°

6,2°C

Elevation: 2 355 m on average (min 1 021 m, max 3 536 m)

Bioclimatic detailsExpert
Annual mean temp.
13,6°C
Annual rain
1 621mm
Warmest month
20,0°C
Coldest month
6,2°C
Mean alt.
2 355m
Min
1 021m
Max
3 536m
Std. dev.
886m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(47 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,8

Org. C

37,1g/kg

Clay

29,6%

Sand

43,1%

Silt

27,3%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiMaggregated to Rombo

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
49,9g/kg
Clay
29,6%
Sand
43,2%
Silt
27,2%
5–15 cm
pH H₂O
5,8
Org. C
34,4g/kg
Clay
29,2%
Sand
43,5%
Silt
27,3%
15–30 cm
pH H₂O
5,8
Org. C
26,9g/kg
Clay
30,0%
Sand
42,7%
Silt
27,3%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest24.7%
Crops12.7%
Built-up1.8%
Bare soil1.2%
Other (grassland, water…)59.5%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology4 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

4

Max drainage

1 946km²

Discharge in basins

0,3m³/s

Mean precip.

945mm/an

Mean T°

19,7°C

Moisture idx

-0,37

Max snow

1%

Mean runoff

212mm/an

Mean elev. (basins)

1 380m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

183,4%

Pesticides

0,0kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas2

IUCN II · 1IUCN Not Applicable · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN